Dayton, Ohio
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -6° -29.4° (1985) 22.2° (1950) 2.65" 6.3"
February -4° -22.8° (1936) 25° (2000) 2.37" 5.3"
March 11° -17.2° (1943) 28.9° (2007) 3.08" 2.6"
April 17° -7.8° (1972) 32.2° (1986) 4.04" 0.2"
May 12° 23° -1.1° (1966) 35° (1998) 4.38" 0"
June 17° 28° 5.6° (1990) 39.4° (1994) 4.17" 0"
July 19° 31° 9.4° (1940) 40.6° (1934) 3.93" 0"
August 18° 29° 6.7° (1946) 39.4° (1999) 3.28" 0"
September 14° 26° 0.6° (1942) 37.8° (1954) 2.61" 0"
October 19° -5° (1952) 33.3° (2007) 2.69" 0"
November 11° -15.6° (1958) 27.2° (1999) 3.27" 0.8"
December -3° -26.7° (1989) 23.9° (1998) 2.94" 3.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 18.9° 30° 11° (1988) 38° (1941) 0.14" NA
Jul 2 18.9° 30° 12° (1988) 37° (1966) 0.13" NA
Jul 3 18.9° 30° 13° (1940) 37° (2002) 0.13" NA
Jul 4 18.9° 30.6° 11° (1940) 38° (2002) 0.13" NA
Jul 5 18.9° 30.6° 13° (1940) 38° (2002) 0.13" NA
Jul 6 18.9° 30.6° 11° (1972) 38° (1977) 0.13" NA
Jul 7 19.4° 30.6° 12° (1983) 37° (1977) 0.13" NA
Jul 8 19.4° 30.6° 12° (1984) 39° (1936) 0.13" NA
Jul 9 19.4° 30.6° 12° (1984) 39° (1936) 0.13" NA
Jul 10 19.4° 30.6° 11° (1963) 39° (1936) 0.13" NA
Jul 11 19.4° 30.6° 11° (1945) 39° (1936) 0.13" NA
Jul 12 19.4° 30.6° 12° (1945) 39° (1936) 0.13" NA
Jul 13 19.4° 30.6° 9° (1940) 39° (1936) 0.13" NA
Jul 14 19.4° 30.6° 11° (1967) 40° (1936) 0.13" NA
Jul 15 19.4° 30.6° 13° (1950) 38° (1995) 0.13" NA
Jul 16 19.4° 30.6° 12° (1945) 38° (1988) 0.13" NA
Jul 17 19.4° 31.1° 13° (1940) 38° (1942) 0.13" NA
Jul 18 19.4° 31.1° 13° (1976) 36° (1942) 0.13" NA
Jul 19 19.4° 31.1° 13° (1947) 37° (1934) 0.13" NA
Jul 20 19.4° 31.1° 11° (1947) 38° (1934) 0.13" NA
Jul 21 19.4° 31.1° 12° (1944) 41° (1934) 0.12" NA
Jul 22 19.4° 31.1° 11° (1947) 41° (1934) 0.12" NA
Jul 23 19.4° 31.1° 12° (1947) 37° (1991) 0.12" NA
Jul 24 19.4° 31.1° 14° (2004) 39° (1934) 0.12" NA
Jul 25 19.4° 31.1° 14° (1948) 40° (1934) 0.12" NA
Jul 26 19.4° 30.6° 12° (1946) 38° (1999) 0.12" NA
Jul 27 19.4° 30.6° 12° (1937) 38° (1936) 0.12" NA
Jul 28 19.4° 30.6° 13° (1937) 39° (1952) 0.12" NA
Jul 29 19.4° 30.6° 14° (1968) 37° (1941) 0.12" NA
Jul 30 19.4° 30.6° 12° (1981) 38° (1941) 0.12" NA
Jul 31 19.4° 30.6° 13° (1936) 40° (1999) 0.12" NA
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